From e179276f7dd94e9ef738f00c6953d251c76f22f7 Mon Sep 17 00:00:00 2001
From: Tao Bao <tbao@google.com>
Date: Tue, 19 Apr 2016 22:31:01 -0700
Subject: recovery: Dump the signature in the zip package.

We have been occasionally seeing "signature verification failed" error
message when applying an update. Make more verbose output to help
debugging.

Bug: 28246534
Change-Id: Id83633adc9b86b3fd36abbb504e430f0816f12e4
---
 print_sha1.h | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

(limited to 'print_sha1.h')

diff --git a/print_sha1.h b/print_sha1.h
index fa3d7e009..c7c1f3651 100644
--- a/print_sha1.h
+++ b/print_sha1.h
@@ -22,7 +22,7 @@
 
 #include "openssl/sha.h"
 
-static std::string print_sha1(const uint8_t sha1[SHA_DIGEST_LENGTH], size_t len) {
+static std::string print_sha1(const uint8_t* sha1, size_t len) {
     const char* hex = "0123456789abcdef";
     std::string result = "";
     for (size_t i = 0; i < len; ++i) {
@@ -40,4 +40,8 @@ static std::string short_sha1(const uint8_t sha1[SHA_DIGEST_LENGTH]) {
     return print_sha1(sha1, 4);
 }
 
+static std::string print_hex(const uint8_t* bytes, size_t len) {
+  return print_sha1(bytes, len);
+}
+
 #endif  // RECOVERY_PRINT_SHA1_H
-- 
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